import router from './router';
import store from './store';
import storage from 'store';
import NProgress from 'nprogress'; // progress bar
import '@/components/NProgress/nprogress.less'; // progress bar custom style
import notification from 'ant-design-vue/es/notification';
import { setDocumentTitle, domTitle } from '@/utils/domUtil';
import { ACCESS_TOKEN } from '@/store/mutation-types';
import { i18nRender } from '@/locales';

NProgress.configure({ showSpinner: false }); // NProgress Configuration

const allowList = ['login', 'register', 'registerResult']; // no redirect allowList
const loginRoutePath = '/user/login';
const defaultRoutePath = '/dashboard/workplace';

router.beforeEach((to, from, next) => {
    NProgress.start(); // start progress bar
    to.meta && typeof to.meta.title !== 'undefined' && setDocumentTitle(`${i18nRender(to.meta.title)} - ${domTitle}`);

    /* has token */
    if (storage.get(ACCESS_TOKEN)) {
        if (to.path === loginRoutePath) {
            next({ path: defaultRoutePath });
            NProgress.done();
        } else {
            // check login user.roles is null
            console.log(store.getters.addRouters.length == 0);
            console.log(to.path);
            // if (!store.getters.userInfo) {
            if (store.getters.addRouters.length == 0) {
                // request login userInfo
                store
                    .dispatch('GetInfo')
                    .then(res => {
                        const menus = res.data && res.data.menus;
                        // generate dynamic router
                        store.dispatch('GenerateRoutes', { menus }).then(() => {
                            // 根据roles权限生成可访问的路由表
                            // 动态添加可访问路由表
                            router.addRoutes(store.getters.addRouters);
                            // 请求带有 redirect 重定向时，登录自动重定向到该地址
                            const redirect = decodeURIComponent(from.query.redirect || to.path);
                            if (to.path === redirect) {
                                // set the replace: true so the navigation will not leave a history record
                                next({ ...to, replace: true });
                            } else {
                                // 跳转到目的路由
                                next({ path: redirect });
                            }
                        });
                    })
                    .catch(err => {
                        notification.error({
                            message: '错误',
                            description: '登录已失效，亲重新登录'
                        });
                        // 失败时，获取用户信息失败时，调用登出，来清空历史保留信息
                        store.dispatch('Logout').then(() => {
                            storage.remove(ACCESS_TOKEN);
                            next({ path: loginRoutePath, query: { redirect: to.fullPath } });
                        });
                    });
            } else {
                console.log('next');
                next();
            }
        }
    } else {
        if (allowList.includes(to.name)) {
            // 在免登录名单，直接进入
            next();
        } else {
            next({ path: loginRoutePath, query: { redirect: to.fullPath } });
            NProgress.done(); // if current page is login will not trigger afterEach hook, so manually handle it
        }
    }
});

router.afterEach(() => {
    NProgress.done(); // finish progress bar
});
